Buy it with confidence... You can see it run Perfectly, before you buy it This listing is for the tower only Refurbish, cleaned and totally gone through, harddrive reformatted, fresh install of windows 10 pro 64 bit updated and activated, memory added. this computer is a great running machine and very quiet. Specs: hp pro 6000 sff slim line Power supply : 240 watt cpu : intel Q8400 Quad Core running at 2.67ghz. graphics ; onboard intel q45 / q43 express chipset with 256 mb memory harddrive : sata 250 gb , if you need a larger harddrive, ask about availability of 400, 500, 750. upgrade to 400gb is 30, 500gb is 40 and 750gb is 50 more Ram : ddr3 8gb total dual channel memory Optical : sata dvd rw drive has front audio and usb 4 ports rear has 6 usb ports  lan : gigabite wifi: comes with a single channel 804.11n usb adapter on the 2.4 ghz network. if you need dual channel wifi , upgrade to dual channel usb adapter on the 2.4 and 5.0ghz network for 20 more. Bluetooth: If you need bluetooth. I can add it for 10 dollars more. This computer has an internal speaker if you dont want to use external ones. Operating system : Fresh install of windows 10 pro 64 bit . Activated and updated Software: Office 2007, microsoft pinball, Aquarium Screensaver + more this listing is for the tower only No keyboard, mouse, power cord, monitor, speakers, monitor. If you need any of these items, ask about availability, if i have , very reasonable. check my other listings for more great deals. I have more available laptop and desktop tower computers. The best way to contact me is through text first or a phone call.  check my other computer listings. Thank you for looking, Rob